Meiosis can be described as the process through which a sex (reproductive) cell is produced that - A: contains double the number of chromosomes as the parent cell
B: contains half the original number of chromosomes as the parent cell
C: completes the process of mitosis
D: determines the life span of an organism

How is anaerobic respiration affected by changes in temperature? (5 points)based on the conditions of early earth, what conclusion can you draw about the amount of anaerobic respiration that was occurring at earth’s beginning? explain your answer.(5 points)if there was a sudden drop in temperature after the evolution of the first living cells, predict how that might have affected the changes in the atmosphere and the evolution of cyanobacteria and other autotrophs. explain your answer. (5 points)